| PartNumber | UD2-4.5NE-L | UD2-4.5NU-L | UD2-4.5NU |
| Description | Low Signal Relays - PCB | Low Signal Relays - PCB RELAY | Signal Relays |
| Manufacturer | Kemet | - | Kemet |
| Product Category | Signal Relays, Up to 2 Amps | - | Signal Relays, Up to 2 Amps |
| Series | * | - | * |
| Packaging | - | - | - |
| Mounting Style | SMD/SMT | - | SMD/SMT |
| Termination Style | - | - | - |
| Mounting Type | - | - | - |
| Features | - | - | - |
| Contact Form | DPDT (2 Form C) | - | DPDT (2 Form C) |
| Operate Time | - | - | - |
| Release Time | - | - | - |
| Relay Type | - | - | - |
| Coil Type | - | - | Non-Latching |
| Coil Current | - | - | - |
| Coil Voltage | - | - | 4.5 VDC |
| Contact Rating Current | - | - | - |
| Switching Voltage | - | - | - |
| Turn On Voltage Max | - | - | - |
| Turn Off Voltage Min | - | - | - |
| Product | - | - | Slim Form Relays |
| Type | - | - | Miniature |
| Contact Termination | - | - | Solder Pin |
| Contact Current Rating | - | - | 1 A |
| Maximum Switching Current | - | - | 1 A |
| Power Consumption | - | - | 140 mW |